57728876 has 12 divisors (see below), whose sum is σ = 103375272. Its totient is φ = 28193088.

The previous prime is 57728857. The next prime is 57728947. The reversal of 57728876 is 67882775.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167645 + ... + 167988.

It is an arithmetic number, because the mean of its divisors is an integer number (8614606).

Almost surely, 2^57728876 is an apocalyptic number.

It is an amenable number.

57728876 is a deficient number, since it is larger than the sum of its proper divisors (45646396).

57728876 is a wasteful number, since it uses less digits than its factorization.

57728876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335680 (or 335678 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The square root of 57728876 is about 7597.9520925049. The cubic root of 57728876 is about 386.4835680208.

The spelling of 57728876 in words is "fifty-seven million, seven hundred twenty-eight thousand, eight hundred seventy-six".